BenQ Joybook P53 Series User Manual page 18

(4) Manual tray opening
If you wish to open the disc tray when your
Joybook power is off, or it can't be opened using
the ejection button, insert a pointed object (like an
opened paper clip) into the tray ejection hole next
to the ejection button to release the disc tray.
(5) Optical drive ejection button
Discs can be inserted/ejected by pressing this
ejection button.
(6)
USB ports
For connecting peripherals such as mice, digital
cameras and MP3 players that use the USB 2.0
interface.
14 Touring your Joybook